From patchwork Tue Jul 17 15:36:42 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jerome Brunet X-Patchwork-Id: 945160 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="zD0rJqpz"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 41VPXl2Qv4z9s4r for ; Wed, 18 Jul 2018 01:37:11 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729683AbeGQQKV (ORCPT ); Tue, 17 Jul 2018 12:10:21 -0400 Received: from mail-wr1-f65.google.com ([209.85.221.65]:44522 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731412AbeGQQKU (ORCPT ); Tue, 17 Jul 2018 12:10:20 -0400 Received: by mail-wr1-f65.google.com with SMTP id r16-v6so1698731wrt.11 for ; Tue, 17 Jul 2018 08:37:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=N6GTffq4VROTez5mVO69vAu2OUH/qIKN2B9n0MrCC48=; b=zD0rJqpzzmZeQRz+j/gOf0lnbKMZFINYgLzHVw1wZL9K1//hl43MbJvT1ynw9kXR8o Uy+awm0k3n6FqkWlGnngjmsS8JMQ/jEVcEVMOTUdZol/Vm1pf0eCZuobbC4L53SJ24CT SWr6jXpJ0SsZ+V0LkwsC/68cBL/8iZfWKcyEU7PYNXciPuTSrn3BAy8dPpL8t49NoISQ 9xf8d45EFRitwgIEp0Ua1aOTcttg3U84cDbeyLUWLRJQK3ti5v6DtbrJot/MnBm7iCeH 9azCXL+DhkAjECAfiEyt4G2Y+3i6wT23cTgFJv5EhV8SKDAp1q9HdH74AkX8Jfv/Rarn PF9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=N6GTffq4VROTez5mVO69vAu2OUH/qIKN2B9n0MrCC48=; b=qX0CUZwXeasNCkfL2lNan3dg289E8zZ3Xy1F0iFowOT0kFsZ/OQauXrh0rdEo1R+O+ 9TNmq5wj3RUXnFPaa/bGLNyRSeMqTvinuZa7zXaUithbXcldXj7epjUFxutUdG9PlpQH iiRpcbROLjDECFzSWVvdw3DF3KUe7tU2PWFb581bJUWTwklWPlyhc4sBWbAJrKix0agJ sXRfnF9L3sQ42dX6j8SK7c0BSaD1Q/PxFExk1sbhFQ4aaZT050rRt2GilG8169bU2U9h 2qU1m87msLhjCNyNMi+I+1dqWgOcehIGWW7FaThvH5SKJma/DP2XXClzWvjgA4pZJq4e XP/w== X-Gm-Message-State: AOUpUlFK7xyvzP17a/v/0P3MnUZh39wCahu7uXqd3lvM4MOUOAJGvO8F wSHzD5EalaAlaB2zctAaW4L3wg== X-Google-Smtp-Source: AAOMgpcgtZSFYh3JkSReNd1u6UTORLm21MX6fnAB19ug8ojqRbnsQJmAJJ7zbkICNSOCL4GTv2y9DQ== X-Received: by 2002:adf:c554:: with SMTP id s20-v6mr1857934wrf.46.1531841826105; Tue, 17 Jul 2018 08:37:06 -0700 (PDT) Received: from boomer.baylibre.local ([90.63.244.31]) by smtp.googlemail.com with ESMTPSA id h12-v6sm16971464wmb.3.2018.07.17.08.37.05 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 17 Jul 2018 08:37:05 -0700 (PDT) From: Jerome Brunet To: Mark Brown , Liam Girdwood , Kevin Hilman , Carlo Caione Cc: Jerome Brunet , alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org Subject: [PATCH 14/15] ASoC: meson: add axg sound card DT bindings documentation Date: Tue, 17 Jul 2018 17:36:42 +0200 Message-Id: <20180717153643.8806-19-jbrunet@baylibre.com> X-Mailer: git-send-email 2.14.4 In-Reply-To: <20180717153643.8806-1-jbrunet@baylibre.com> References: <20180717153643.8806-1-jbrunet@baylibre.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add the DT bindings documentation for axg sound card Signed-off-by: Jerome Brunet --- .../bindings/sound/amlogic,axg-sound-card.txt | 124 +++++++++++++++++++++ 1 file changed, 124 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt b/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt new file mode 100644 index 000000000000..39e005da0407 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt @@ -0,0 +1,124 @@ +Amlogic AXG sound card: + +Required properties: + +- compatible: "amlogic,axg-sound-card" +- amlogic,name : User specified audio sound card name, one string + +Optional properties: + +- amlogic,aux-devs : List of phandles pointing to auxiliary devices +- amlogic,widgets : Please refer to widgets.txt. +- amlogic,routing : A list of the connections between audio components. + +Subnodes: + +- amlogic,dai-link: Container for dai-link level properties and the + CODEC sub-nodes. There should be at least one (and + probably) subnode of this type. + +Required dai-link properties: + +- sound-dai: phandle and port of the CPU DAI. + +Required TDM Backend dai-link properties: +- dai-format : CPU/CODEC common audio format + +Optional TDM Backend dai-link properties: +- dai-tdm-slot-rx-mask-{0,1,2,3}: Receive direction slot masks +- dai-tdm-slot-tx-mask-{0,1,2,3}: Transmit direction slot masks + When omitted, mask is assumed to have to no + slots. A valid must have at one slot, so at + least one these mask should be provided with + an enabled slot. +- dai-tdm-slot-num : Please refer to tdm-slot.txt. + If omitted, slot number is set to accommodate the largest + mask provided. +- dai-tdm-slot-width : Please refer to tdm-slot.txt. default to 32 if omitted. +- mclk-fs : Multiplication factor between stream rate and mclk + +Backend dai-link subnodes: + +- codec: dai-link representing backend links should have at least one subnode. + One subnode for each codec of the dai-link. + dai-link representing frontend links have no codec, therefore have no + subnodes + +Required codec subnodes properties: + +- sound-dai: phandle and port of the CODEC DAI. + +Optional codec subnodes properties: + +- dai-tdm-slot-tx-mask : Please refer to tdm-slot.txt. +- dai-tdm-slot-rx-mask : Please refer to tdm-slot.txt. + +Example: + +sound { + compatible = "amlogic,axg-sound-card"; + amlogic,name = "AXG-S420"; + amlogic,aux-devs = <&tdmin_a>, <&tdmout_c>; + amlogic,widgets = "Line", "Lineout", + "Line", "Linein", + "Speaker", "Speaker1 Left", + "Speaker", "Speaker1 Right"; + "Speaker", "Speaker2 Left", + "Speaker", "Speaker2 Right"; + amlogic,routing = "TDMOUT_C IN 0", "FRDDR_A OUT 2", + "SPDIFOUT IN 0", "FRDDR_A OUT 3", + "TDM_C Playback", "TDMOUT_C OUT", + "TDMIN_A IN 2", "TDM_C Capture", + "TDMIN_A IN 5", "TDM_C Loopback", + "TODDR_A IN 0", "TDMIN_A OUT", + "Lineout", "Lineout AOUTL", + "Lineout", "Lineout AOUTR", + "Speaker1 Left", "SPK1 OUT_A", + "Speaker2 Left", "SPK2 OUT_A", + "Speaker1 Right", "SPK1 OUT_B", + "Speaker2 Right", "SPK2 OUT_B", + "Linein AINL", "Linein", + "Linein AINR", "Linein"; + + amlogic,dai-link@0 { + sound-dai = <&frddr_a>; + }; + + amlogic,dai-link@1 { + sound-dai = <&toddr_a>; + }; + + amlogic,dai-link@2 { + sound-dai = <&tdmif_c>; + dai-format = "i2s"; + dai-tdm-slot-tx-mask-2 = <1 1>; + dai-tdm-slot-tx-mask-3 = <1 1>; + dai-tdm-slot-rx-mask-1 = <1 1>; + mclk-fs = <256>; + + codec@0 { + sound-dai = <&lineout>; + }; + + codec@1 { + sound-dai = <&speaker_amp1>; + }; + + codec@2 { + sound-dai = <&speaker_amp2>; + }; + + codec@3 { + sound-dai = <&linein>; + }; + + }; + + amlogic,dai-link@4 { + sound-dai = <&spdifout>; + + codec { + sound-dai = <&spdif_dit>; + }; + }; +};